Denial of service (DoS) attacks are major threat against availability in the Internet. A large number of countermeasure techniques try to detect attack and then filter out DoS at...
Intelligent tutoring systems often emphasize learner control: They let the students decide when and how to use the system's intelligent and unintelligent help facilities. This...
A study was conducted across multiple open source software online technical help communities. This paper presents the types of discussions that occur, the types of questions asked...
Vandana Singh, Michael B. Twidale, David M. Nichol...
Several computer-based learning support systems and methods help learners to master metacognitive activity. Which systems and methods are designed to eliminate which difficulties a...
For many years it has been commonly held that a user who adds structural “hints” to a query will improve precision in an element retrieval search. At INEX 2005 we conducted an...